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App.js
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App.js
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import React,{Component} from 'react';
import {
View,
StyleSheet,
ImageBackground,
UIManager,
StatusBar,
NativeModules,
AppState,
Platform
} from 'react-native';
import cardsDeck from './src/data/cards';
import {shuffle, calculatePoints} from './src/helpers';
import {Overlay,ChipSelector, UserControls,FloatingText} from './src/components';
import boardBg from './src/assets/board.png';
const {AudioPlayer} = NativeModules;
class App extends Component{
constructor(){
super();
if(Platform.OS === 'android'){
UIManager.setLayoutAnimationEnabledExperimental && UIManager.setLayoutAnimationEnabledExperimental(true);
}
this.state = {
totalBet : 0,
amount : 5000,
playerHand : [],
dealerHand : [],
gameover : false,
cardCount : 0,
gameMessage : "",
appState: AppState.currentState
}
}
componentDidMount(){
if(Platform.OS === "ios"){
//sound.mp3
AudioPlayer.loadAudio('sound.mp3');
AudioPlayer.canPlay((canPlay) => {
if(canPlay) AudioPlayer.play();
});
}
AppState.addEventListener('change', this._handleAppStateChange);
this.newGame();
}
_handleAppStateChange = (nextAppState) => {
const {appState} = this.state;
if(nextAppState === 'active'){
if(Platform.OS === "android"){
AudioPlayer.loadAudio('audio/sound.mp3',
(message) => {
if(message){
AudioPlayer.play();
}
});
}
}else{
AudioPlayer.pause();
}
this.setState({appState: nextAppState});
}
render(){
const {totalBet, amount, playerHand, dealerHand, gameover, gameMessage} = this.state;
return(
<ImageBackground
source={boardBg}
style={styles.container}>
<StatusBar backgroundColor={"green"} translucent={true} />
<View style={styles.bottom}>
<UserControls
playerHand={playerHand}
dealerHand={dealerHand}
newGame={() => this.newGame()}
hit={() => this.hit()}
doubleGame={() => this.doubleGame()}
endgame={() => this.endgame()}
gameover={gameover}
totalBet={totalBet}
moreMoney={() => this.moreMoney()}
/>
<View style={styles.center}>
<FloatingText
text={`Total Bet $ ${totalBet}`}
/>
</View>
<ChipSelector
onSelect={(chipValue) => {
if(!gameover){
if(chipValue <= amount){
this.setState({
totalBet : (totalBet + chipValue),
amount : (amount - chipValue)
})
}
}else{
if(amount > 0){
this.newGame();
this.setState({
totalBet : (totalBet + chipValue),
amount : (amount - chipValue)
})
}
}
}}
/>
<View style={styles.center}>
<FloatingText
text={`Available $ ${amount}`}
/>
</View>
{gameover && gameMessage != "" && <Overlay text={gameMessage} onClose={() => { this.newGame() }} />}
</View>
</ImageBackground>
)
}
newGame(){
let cardCount = 0;
shuffle(cardsDeck);
let playerHand = [],
dealerHand = [];
for(let i = 0; i < 2; i++){
playerHand.push(cardsDeck[cardCount]);
cardCount++;
dealerHand.push(cardsDeck[cardCount]);
cardCount++;
}
this.setState({
playerHand,
dealerHand,
gameover:false,
cardCount,
gameMessage : ""
});
}
hit(){
const {playerHand, cardCount, totalBet} = this.state;
playerHand.push(cardsDeck[cardCount]);
let userPoints = this.checkTotalPlayerPoints(playerHand);
this.setState({
playerHand,
cardCount : (cardCount + 1)
});
if(userPoints > 21){
this.endgame();
return;
}
}
doubleGame(){
this.hit();
this.endgame();
}
endgame(){
const {playerHand, dealerHand, cardCount, totalBet, amount} = this.state;
let _cardCount = cardCount;
let dealerPoints = this.checkTotalPlayerPoints(dealerHand),
playerPoints = this.checkTotalPlayerPoints(playerHand);
//alert(dealerPoints)
while(dealerPoints < 17){
dealerHand.push(cardsDeck[_cardCount]);
_cardCount++;
dealerPoints = this.checkTotalPlayerPoints(dealerHand);
}
let betValue = totalBet * 1.5;
//who won
if(playerPoints == 21 && playerHand.length == 2){
//multiplicar su apuesta x 1.5
let newAmount = totalBet * 1.5;
this.setState({
amount : newAmount,
totalBet : 0,
gameover : true,
gameMessage : "Player BlackJack!"
});
}
if(
(playerPoints < 22 && dealerPoints < playerPoints) ||
(dealerPoints > 21 && playerPoints < 22)
){
this.setState({
amount : (amount + betValue),
totalBet : 0,
gameover : true,
gameMessage : "You Win $ "+ betValue
});
}else if(dealerPoints > 21 && playerPoints < 22){
this.setState({
amount : (amount + betValue),
totalBet : 0,
gameover : true,
gameMessage : "You Win $ "+ betValue
});
}
else if(playerPoints > 21 && dealerPoints <= 21){
this.setState({
dealerHand,
cardCount : _cardCount,
gameover : true,
totalBet : 0,
gameMessage : "Bust!"
});
}else if(playerPoints == dealerPoints){
this.setState({
totalBet : 0,
amount : (amount + totalBet),
gameover : true,
gameMessage : "Push!"
});
}else{
this.setState({
totalBet : 0,
gameover : true,
gameMessage : "Dealer Wins, You Lost"
});
}
}
moreMoney(){
const {amount} = this.state;
this.setState({
amount : (amount + 5000)
});
}
checkTotalPlayerPoints(playerHand){
let aceAdjuts = false,
points = 0;
playerHand.map((card,_index) => {
if(card.name == 'A' && !aceAdjuts) {
aceAdjuts = true;
points = points + 10;
}
points = points + card.value;
});
if(aceAdjuts && points > 21){
points = points - 10;
}
return points;
}
}
const styles = StyleSheet.create({
container : {
flex : 1
},
center : {
alignItems : "center"
},
bottom : {
position : "absolute",
left : 0,
right : 0,
bottom : 0,
zIndex : 2
}
});
export default App;